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Inspect a Suspicious File Safely

Examine an unknown file's bytes without opening or running it.

Nid oes angen mewngofnodiMae ffeiliau'n aros yn breifat

Gollwng ffeiliau yma, neu cliciwch i bori

Any file dim cyfyngiad maint ffeil

Pori ffeiliau

Nid yw eich ffeiliau byth yn gadael eich dyfais. Mae'r holl brosesu yn digwydd yn lleol yn eich porwr.

Inspect the raw bytes of any file β€” offset, hex, and ASCII columns, like a classic hex editor. The file is read locally and never uploaded.

forensics tips

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Look at a file's contents without executing it or opening it in a vulnerable app.

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Confirm whether a "document" is really an executable by its signature.

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Because it runs locally, you never upload a potentially malicious file anywhere.

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Only the first 64 KB are read, which is enough for headers and signatures.

Sut Mae'n Gweithio

1
Dewiswch Ffeil
Drop your file into the tool above. It stays entirely on your device β€” nothing is sent to any server.
2
Proses
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
Lawrlwythwch
Get your result instantly. Nothing is stored after you leave the page β€” complete privacy.

Pam defnyddio ein un ni?

βœ“Hollol rhad ac am ddim - dim costau cudd, byth
βœ“Nid oes angen cyfrif, e-bost na mewngofnodi
βœ“Nid yw ffeiliau byth yn gadael eich dyfais
βœ“Dim cyfyngiadau maint ffeil o gwbl
βœ“Dim dyfrnodau ar unrhyw allbwn

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